2542656007 has 2 divisors, whose sum is σ = 2542656008. Its totient is φ = 2542656006.

The previous prime is 2542655993. The next prime is 2542656059. The reversal of 2542656007 is 7006562452.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2542656007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2542636007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1271328003 + 1271328004.

It is an arithmetic number, because the mean of its divisors is an integer number (1271328004).

Almost surely, 2^2542656007 is an apocalyptic number.

2542656007 is a deficient number, since it is larger than the sum of its proper divisors (1).

2542656007 is an equidigital number, since it uses as much as digits as its factorization.

2542656007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 100800, while the sum is 37.

The square root of 2542656007 is about 50424.7558943026. The cubic root of 2542656007 is about 1364.8843988743.

The spelling of 2542656007 in words is "two billion, five hundred forty-two million, six hundred fifty-six thousand, seven".